Version 5.2 (22 Jan 2010 released)
added rotate image at specific angle.
added get the type of compression of TIFF file.
added Export specific pages from multipage TIFF without decoding the TIFF.
updated TIFMergeMultiFiles method that allow custom delimit substrings.
fixed the refresh desktop issue when call Zoom to Width, Zoom to Height.
updated OCR engine, the recognizing time will faster than old version 3 times when use OCRStartScan,OCR2SearchableMultipagePDF, OCR2SearchablePDF methods.
fixed have not clear PDF Annotation issue. now add PDF Annotation and save to PDF file, then it will clear PDF Annotation.
updated BarCode Reader engine, improved the recognizing quality.
added RotateAt, TIFExportPages, TIFGetCompressionInfo methods.
Version 5.0 (23 Aug 2009 released)
added support PDF annotation when save to PDF/A file.
added zoom method, it allow set x-axis scale factor and y-axis scale factor.
added PDFLoadFromByteArray method, it allow load the PDF from Byte Array.
added PDFAddFont, PDFAddImageFromFile, PDFDrawFillRectangle, PDFDrawImage, PDFDrawText, PDFDrawTextAlign, PDFEmbedFont, PDFInitAnnotation, PDFSetTextColor methods.
fixed OCR2SearchableMultipagePDF method crash issue when input PDF file.
Version 4.5 (26 June 2009 released)
added support MNG, JNG, Raw image (cr2, nef , crw, mrw, raf, erf, 3fr, dcr, raw, dng, pef, x3f, arw, sr2, mef, prf) image format
added allow rotate multipage TIFF or PDF or rotate specific page no.
added allow adjust the DPI when loading PDF file. It may improved the PDF quality when convert PDF to PDF file.
added PDFRenderDPIX, PDFRenderDPIY properties.
added ClearRotateMultiPageOnly, RotateMultiPage, RotateMultiPageOnly methods.
Version 4.0 (15 March 2009 released)
added barcode reader plug-in module.
improved render pdf file and save to pdf quality.
added Median filter for remove noise.
added allow save to 1 bit, 4bit, 8bit, 24 bit TIFF with LZW compression.
added when call CovertTo1bpp, CovertTo4bpp, CovertTo8bpp, CovertTo8bppGrayScale, CovertTo16bppRGB555, CovertTo16bppRGB565, CovertTo24bpp, CovertTo32bpp, CovertTo32bppARGB methods, it will affect the file size when output TIFF or PDF file.
added draw overlay text or image can draw on specific page only.
updated Blur effect.
added BarCodeGetScore, BarCodeGetType, BarCodeGetValue, BarCodeReadByZone, BarCodeReadFullPage, ClearDrawPageOnly, DrawPageOnly, Median methods.
updated Blur methods.
Version 3.6
added support securing a PDF document using 40 bit, 128 bit RC4 encryption and owner, user password.
added support adjust standard PDF permissions.
added PDFSetEncryption128bit, PDFSetEncryption40bit, PDFSetPassword methods.
Version 3.5
added allow change color resolution.
added CovertTo1bpp, CovertTo4bpp, CovertTo8bpp, CovertTo8bppGrayScale, CovertTo16bppRGB555, CovertTo16bppRGB565, CovertTo24bpp, CovertTo32bpp, CovertTo32bppARGB methods.
added allow center the image. Set the view property to 12, it will center the image.
added TIFMergeMultiFiles method.
added allow output searchable PDF/a file when use OCR Plug-In Module.
added OCR2SearchableMultipagePDF, OCR2SearchablePDF methods with OCR Plug-In Module.
Version 3.0
improved PDF display engine, support PDF 1.4, 1.5, 1.6 or later.
added loading PDF file with password protection.
added return the PDF information when loading PDF file. PDFAuthor,PDFCreatedDate,PDFUserPassword,PDFOwnerPassword,PDFIsEncrypted, PDFModifiedDate, PDFProducer, PDFTitle, PDFVersion properties.
added PDFExtractText method. It can extract text from PDF file.
added PDFOutputPDFA property.
fixed the outputed PDF/A file ,can't open with adode reader issue.
Version 2.5
added OCR plug-in module.
fixed when filename="" unlock issue.
Version 2.1
improved Image2PDF method conversion speed. Now it will faster than old version.
fixed when loading some TIFF crash issue.
Version 2.0
added Support Import/ Export Wang Annotation tags to text file.
improved output GIF quality and allow set transparent color.
added LoadFromByteArray, DrawSelectionRect methods.
added allow set color mode , print size, print copies, print orientation, print quality programatically when called PrintImage2Printer.